Solve the equation and write answers in standard form. x(x+4)= - 8 The solution(s) is/are x...
Solve the equation after making an appropriate substitution, *4-6x² +8=0 Determine the appropriate substitution using the new variable u: U Write the new quadratic equation using the variable u: (Type an equation. Type your answer in standard form.) Solve the new quadratic equation for the variable u. u= (Simplify your answer. Type an integer or a simplified fraction. Use a comma to separate answers as needed.) The solution set to the original equation is a. (Simplify your answer. Type an...
Solve the equation x² + 4x + 11=0 X (Use a comma to separate answers as needed. Type an exact answer, using radicals as needed. Type your answer in the form a +bi.)
Type the standard form of the equation. Find the standard form of the equation of the ellipse and give the location of its foci. (Type an equation. Simplify your answer.) Ø Type the locations of the foci. Ø 3 (Type ordered pairs. Use a comma to separate answers. Type exact answers, using radicals as needed. Simplify your answers.) Enter your answer in each of the answer boxes.
Solve the quadratic equation by the square root property 2x²=8 The solution set is (Simplify your answers. Type exact answers, using radicals as needed Use a comma to separate answers as needed.)
Solve the equation over the interval [0, 21). sin x Cos X= 73 4 The solution set is (Type an exact answer, using r as needed. Use a comma to separate answers as needed.)
Solve the following equation by completing the square 7-7x-1=0 The solution set is (Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression Use a comma to separate answers as needed Simplify your answer)
This Question: 14 pts Solve for x using the quadratic formula x2-5x-50-0 The solution is x Simplfy your answer. Type an exact answer, using radicals andi/as needed Use a comma to separate answers as needed
Solve the following logarithmic equation. Express irrational solutions in exact form and as a rounded decimal. Verify your results using a graphing utility. In x + In (x + 12) = 4 What is the exact solution? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution set is { }. (Simplify your answer. Type an exact answer. Use a comma to separate answers as needed.) OB. There is...
Use an identity to solve the equation on the interval [0,21). sin ?x-4 cos x + 4 = 0 What is the solution in the interval [0,21)? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. X= (Type your answer in radians. Use integers or fractions for any numbers in the expression. Type an exact answer, using a as needed. Use a comma to separate answers as needed.) B. There is...
Find the complex zeros of the following polynomial function. Write fin factored form. f(x) = x3 - 13x² + 59x - 87 The complex zeros off are (Simplify your answer. Type an exact answer, using radicals and i as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.)